Home / 182,023.40-272,840.70-69,660.20

Finding the Fourth Proportional to 182,023.40, 272,840.70 and 69,660.20

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Solution

The fourth proportional to 182,023.40, 272,840.70 and 69,660.20 is: 104,415.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,023.40 : 272,840.70 = 69,660.20 : x
  2. Step 2: Convert to fraction form
    182,023.40/272,840.70 = 69,660.20/x
  3. Step 3: Cross multiply
    182,023.40x = 272,840.70 × 69,660.20
  4. Step 4: Simplify right side
    182,023.40x = 19,006,137,730.14
  5. Step 5: Solve for x
    x = 19,006,137,730.14/182,023.40
  6. Step 6: Final answer
    x = 104,415.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.